-
Notifications
You must be signed in to change notification settings - Fork 3
/
DiscoverFileSupportJob.java
184 lines (167 loc) · 6.74 KB
/
DiscoverFileSupportJob.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
/*******************************************************************************
* Copyright (c) 2017 Red Hat Inc.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Mickael Istria (Red Hat Inc.) - initial implementation
* Lucas Bullen (Red Hat Inc.) - Bug 517818: search IDE extensions by all subname's of the file
*******************************************************************************/
package org.eclipse.epp.internal.mpc.ui.discovery;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.epp.internal.mpc.ui.MarketplaceClientUi;
import org.eclipse.epp.internal.mpc.ui.MarketplaceClientUiPlugin;
import org.eclipse.epp.internal.mpc.ui.Messages;
import org.eclipse.epp.mpc.core.model.INode;
import org.eclipse.epp.mpc.core.model.ISearchResult;
import org.eclipse.epp.mpc.core.model.ITag;
import org.eclipse.epp.mpc.core.service.IMarketplaceService;
import org.eclipse.epp.mpc.core.service.IMarketplaceServiceLocator;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IEditorDescriptor;
import org.eclipse.ui.IEditorRegistry;
import org.eclipse.ui.progress.UIJob;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
final class DiscoverFileSupportJob extends Job {
private final Display display;
private final IEditorRegistry editorRegistry;
private final IEditorDescriptor defaultDescriptor;
private final String fileName;
public DiscoverFileSupportJob(IEditorRegistry editorRegistry, IEditorDescriptor defaultDescriptor,
String fileName) {
super(NLS.bind(Messages.AskMarketPlaceForFileSupportStrategy_jobName, getFileExtensionLabel(fileName)));
this.display = Display.getCurrent();
this.editorRegistry = editorRegistry;
this.defaultDescriptor = defaultDescriptor;
this.fileName = fileName;
}
@Override
protected IStatus run(IProgressMonitor monitor) {
BundleContext bundleContext = MarketplaceClientUiPlugin.getBundleContext();
ServiceReference<IMarketplaceServiceLocator> locatorReference = bundleContext
.getServiceReference(IMarketplaceServiceLocator.class);
IMarketplaceServiceLocator locator = bundleContext.getService(locatorReference);
IMarketplaceService marketplaceService = locator
.getDefaultMarketplaceService();
try {
return run(marketplaceService, monitor);
} finally {
bundleContext.ungetService(locatorReference);
}
}
private IStatus run(IMarketplaceService marketplaceService, IProgressMonitor monitor) {
final List<String> fileExtensions = getFileExtensions(fileName);
final List<String> fileExtensionTags = new ArrayList<String>();
for (String string : fileExtensions) {
fileExtensionTags.add(getFileExtensionTag(string));
}
final List<? extends INode> nodes;
try {
ISearchResult searchResult = marketplaceService.tagged(fileExtensionTags, monitor);
nodes = orderNodesByTagSubExtensionCount(searchResult.getNodes(), fileExtensionTags);
} catch (CoreException ex) {
IStatus status = new Status(IStatus.ERROR, MarketplaceClientUi.BUNDLE_ID,
NLS.bind(Messages.DiscoverFileSupportJob_discoveryFailed, getFileExtensionLabel(fileName)), ex);
// Do not return this status as it would show an error, e.g. when the user is currently offline
MarketplaceClientUi.getLog().log(status);
return Status.CANCEL_STATUS;
}
if (nodes.isEmpty()) {
return Status.OK_STATUS;
}
UIJob openDialog = new ShowFileSupportProposalsJob(fileName, nodes, editorRegistry, defaultDescriptor,
display);
openDialog.setPriority(Job.INTERACTIVE);
openDialog.setSystem(true);
openDialog.schedule();
return Status.OK_STATUS;
}
private static String getFileExtensionTag(final String fileExtension) {
return "fileExtension_" + fileExtension;//$NON-NLS-1$
}
/**
* Sorts the given list of tags by number of sub extension dividers(.) and uses the sorted list to return an ordered
* list of the nodes by first occurrence of highest sub extension tag in fileExtensionTags.
*
* @param nodes
* @param fileExtensionTags
* @return nodes ordered by first occurrence of highest sub extension count found in fileExtensionTags
*/
private static List<? extends INode> orderNodesByTagSubExtensionCount(List<? extends INode> nodes,
List<String> fileExtensionTags) {
Collections.sort(fileExtensionTags, new Comparator<String>() {
public int compare(String s1, String s2) {
return (s2.length() - s2.replace(".", "").length()) - (s1.length() - s1.replace(".", "").length()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
}
});
Map<String, List<INode>> nodesByTags = new HashMap<String, List<INode>>();
for (INode iNode : nodes) {
for (ITag nodeTag : iNode.getTags().getTags()) {
boolean foundTag = false;
for (String tag : fileExtensionTags) {
if (nodeTag.getName().equals(tag)) {
if (nodesByTags.containsKey(tag)) {
nodesByTags.get(tag).add(iNode);
} else {
List<INode> newNodeList = new ArrayList<INode>();
newNodeList.add(iNode);
nodesByTags.put(tag, newNodeList);
}
foundTag = true;
break;
}
}
if (foundTag) {
break;
}
}
}
List<INode> ordered = new ArrayList<INode>();
for (String tag : fileExtensionTags) {
if (nodesByTags.containsKey(tag)) {
ordered.addAll(nodesByTags.get(tag));
}
}
return nodes;
}
/**
* @param fileName
* full name of the file including all extensions
* @return The last segment of the file's extension. eg "file.tar.gz" returns "gz"
*/
static String getFileExtensionLabel(String fileName) {
return fileName.indexOf('.') == -1 ? fileName
: '*' + fileName.substring(fileName.lastIndexOf('.'), fileName.length());
}
/**
* @param fileName
* full name of the file including all extensions
* @return All sub-strings of the fileName in longest to shortest order split by periods moving from left to right.
* eg "file.tar.gz" returns ["file.tar.gz", "tar.gz", "gz"]
*/
static List<String> getFileExtensions(String fileName) {
List<String> extensions = new ArrayList<String>();
while (fileName.length() > 0) {
extensions.add(fileName);
if (fileName.indexOf('.') == -1) {
break;
}
fileName = fileName.substring(fileName.indexOf('.') + 1, fileName.length());
}
return extensions;
}
}